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Witch is a nonmetallic mineral resource? a. wood b. iron c. aggregate d. coal
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Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy
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Witch is a nonmetallic mineral resource? a. wood b. iron c. aggregate d. coal...
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